In angiosperms, the following events occur during megasporogenesis and megagametogenesis

$(i)$ Differentiation of megaspore mother cells

$(ii)$ Meiosis of the megaspore mother cell

$(iii)$ Formation of a linear tetrad

$(iv)$ Mitotic division of the functional megaspore

$(v)$ Degeneration of 3 megaspores

$(vi)$ Formation of embryo sac

$(vii)$ Fusion of polar nuclei

The correct sequence is

Persistent nucellus in the seed is known as

Ovule with funiculus lying close to micropyle is known as

Identify the type of ovary in diagram

In angiosperms embryosac is developed from